He cautions that optic nerve damage can point to a number of diseases and is not a unique diagnostic tool for MS. However, he says, it certainly sends up a flag suggesting that MS might be present.

CNN: Can an eye exam detect multiple sclerosis?

But the laugh on the last was left to the Molinari brothers who held their nerve to secure a half point from the jaws of defeat as Francesco cleared the water feature protecting the green to land the ball within inches of the hole.

BBC: Europe reign after the storm

But the point is that novelty-seeking is controlled by nerve cells that respond to dopamine.

ECONOMIST: Toxoplasmosis and psychology